GRE
The number of real roots of $$2x- \frac{4}{7}$$=0
The number of real roots of $$2x^2 + \frac{4}{7}$$=0
The sum of the lengths of the longest and shortest pieces
9 meters
The range of the 11 integers of lists K and M combined
17
The distance between the $$5$$th post and the $$8$$th post
$$45$$ feet
The greatest common factor of $$5$$ and $$16$$
The greatest common factor of $$25$$ and $$256$$
25000 +道题目
269本备考书籍